Phase 3 Study of Tramadol Hydrochloride/Acetaminophen SR Tab. & Tramadol Hydrochloride/Acetaminophen Tab. in Low Back Pain Patients
Conditions
Interventions
- DRUG: Tramadol hydrochloride/Acetaminophen Tab.
- DRUG: Tramadol hydrochloride/Acetaminophen SR Tab.
Sponsor
Daewon Pharmaceutical Co., Ltd.